| 1995 | 2000 | 2001 | 2002 | 2003 | 2004 | |
|---|---|---|---|---|---|---|
| Number of bus lines within the region - total | * | 4 892 | 5 043 | 26 394 | 26 394 | 27 190 | 
| of which: | ||||||
| workdays | * | 4 207 | 4 305 | 21 397 | 21 397 | 22 022 | 
| Saturdays | * | 334 | 362 | 1 928 | 1 928 | 2 012 | 
| Sundays and holidays | * | 351 | 376 | 3 069 | 3 069 | 3 156 | 
Source: CIS